The National Radio Astronomy Observatory (NRAO) is a research facility in the United States dedicated to radio astronomy. Established in 1956, it operates several major observatories, including the Very Large Array in New Mexico and the Green Bank Observatory in West Virginia. NRAO provides scientists with advanced tools to study celestial objects and phenomena. NRAO's mission is to advance the understanding of the universe through radio observations. It supports a wide range of scientific research, from studying the formation of stars to exploring the structure of galaxies. The observatory collaborates with various institutions and offers access to its facilities for researchers worldwide.